The test subject shall conduct negative and positive pressure user seal checks until an acceptable fit is obtained with the selected respirator. Prior to performing a qualitative fit test, the test ...

Quantitative fit testing is the preferred testing method. The ambient aerosol condensation nuclei counting (CNC) method, using a Portacount® Plus instrument, has been selected as the quantitative fit ...

Discover the key differences between qualitative and quantitative research. This guide explains their unique benefits, challenges, and practical applications.

Program highlights include workshops on respirator selection, qualitative and quantitative fit testing, and the use of respiratory protection and support equipment. Upon course completion students ...